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  Topic: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
Coffee

Replies: 7
Views: 11956

PostForum: General CCS C Discussion   Posted: Fri Sep 25, 2015 3:41 pm   Subject: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
Point taken RF_Developer. My designs run in high ESD environments and I have similar experiences as you described. But, requirements are requirements and the regulatory folks are more comfortable wi ...
  Topic: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
Coffee

Replies: 7
Views: 11956

PostForum: General CCS C Discussion   Posted: Thu Sep 24, 2015 1:09 pm   Subject: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
With these schemes, its important to implement a restart_cause check to determine why the processor restarted and act accordingly. If the PIC does by some near-miracle execute the NOPS or whatever (an ...
  Topic: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
Coffee

Replies: 7
Views: 11956

PostForum: General CCS C Discussion   Posted: Thu Sep 24, 2015 8:40 am   Subject: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
Problem with both, is that they don't guarantee that the stack is re-balanced. Assuming the code has gone wrong, the stack could be half full, and then the 'main' code could get a stack overflow later ...
  Topic: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
Coffee

Replies: 7
Views: 11956

PostForum: General CCS C Discussion   Posted: Thu Sep 24, 2015 7:52 am   Subject: Failure Mode in Unused Code Space with FILL_ROM and CHECKSUM
I'm using a PIC18LF8722 with Version 5.049 compiler.

My requirements are that upon detection of a failure, the system shuts down.

I'm looking at unused code space and want to control the situati ...
  Topic: FILL_ROM and Checksum bug not fixed
Coffee

Replies: 1
Views: 5499

PostForum: General CCS C Discussion   Posted: Tue Sep 22, 2015 8:20 am   Subject: More Info on Fill_ROM / Checksum Problem
The on-line release notes are as follows:
" 5.046 A wrong checksum in "#ID checksum" when using #fill_rom is fixed"


That may not be exactly what I'm finding.
The checksum t ...
  Topic: FILL_ROM and Checksum bug not fixed
Coffee

Replies: 1
Views: 5499

PostForum: General CCS C Discussion   Posted: Mon Sep 21, 2015 11:17 am   Subject: FILL_ROM and Checksum bug not fixed
I'm using PCH compiler version 5.049 with a PIC18LF8722.
At the beginning, I'm using the checksum algorithm provided in the ex_checksum.c file for the PCH.
The code below shows a snippit of my main ...
  Topic: MCU Projects and IMPORT Directive Limitation
Coffee

Replies: 0
Views: 3639

PostForum: General CCS C Discussion   Posted: Wed Apr 15, 2015 9:41 am   Subject: MCU Projects and IMPORT Directive Limitation
I’ve come across a limitation of the CCS compiler that is giving me some problems in a Multiple Compilation Unit (MCU) architecture.

I have two files: foo.c and fee.c

I can successfully “li ...
  Topic: Debugger - Breakpoint issue
Coffee

Replies: 7
Views: 20923

PostForum: General CCS C Discussion   Posted: Thu Feb 19, 2015 10:43 am   Subject: Re: same problem
I came across your questions... you probably have already resolved your problem. However, I did not see a resolution posted on the forums.

Check to see if you have the directive #nolist in your *. ...
  Topic: PIC18F8722 SPI Port using Timer2
Coffee

Replies: 0
Views: 21499

PostForum: Code Library   Posted: Tue Feb 10, 2015 3:31 pm   Subject: PIC18F8722 SPI Port using Timer2
I'm posting this little test program because I couldn't find anything that dealt with my situation specifically. I found a couple of erratas that concerned me about using Timer2 for a SPI port clock. ...
 
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